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Corporate Tax Software with Third-Party Integrations (2026)

Last updated: February 2026

Key features of Corporate Tax Software

Based on GetApp's analysis of verified user reviews collected between July 2021 and August 2024.

  • Tax Filing: Reviewers appreciate the ease, accuracy, and timeliness of filing tax forms, with strong security and user-friendly features. 100% of reviewers rated this feature as important or highly important.
  • Tax Forms: Users highlight the availability, accuracy, and ease of using various federal and state forms, with continuous updates. 100% of reviewers rated this feature as important or highly important.
  • Tax Calculation: Reviewers value the software's ability to ensure accurate and efficient tax calculations, reducing manual errors. 99% of reviewers rated this feature as important or highly important.
  • Electronic Filing: Users emphasize the convenience and speed of electronic filing, along with real-time updates and error notifications. 99% of reviewers rated this feature as important or highly important.
  • Corporate/Business: Reviewers find the software effective for corporate and business tax needs, supporting various return types and compliance. 93% of reviewers rated this feature as important or highly important.
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19 software options

Longview Tax logo

Longview Tax

Corporate tax management and reporting solution

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Longview Tax is a corporate tax management solution that provides businesses with tools for managing tax strategies, collecting data, provisioning, and reporting on taxes. The cloud-based platform also offers tools for tax planning and helps businesses create data-driven strategies.

Read more about Longview Tax

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Avalara logo

Avalara

Automated tax compliance for global businesses

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Avalara offers automated tax compliance software that simplifies sales tax reporting and filing for businesses of all sizes. Its agentic AI handles tax calculations, returns preparation, and exemption certificate management across jurisdictions.

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Xero logo

Cloud-based accounting software for small businesses

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Xero is an award-winning online accounting software designed for small business owners and accountants, available on any computer or mobile device with an internet connection. Simplify business admin and get a range of financial insights to help you make better decisions for your business.

Read more about Xero

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Tax1099.com logo

Data protection solution through 256-bit encryption

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Tax1099 provides secure and reliable data protection through 256-bit encryption and automated error checking. Integrated with various accounting software options and an API available for integration with other software, Tax1099 offers flexibility and convenience for users.

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hellotax logo

VAT management and digitization

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hellotax is a cloud-based VAT management software, which offers tools for both registering VAT numbers and automating VAT filings and returns. The all-in-one VAT management platform is designed specifically for online retailers within Europe and offers VAT registration for various EU countries.

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Vertex logo

Proven tax technology to simplify the complex.

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Vertex software enables tax determination, compliance, and reporting, tax data management, and document management with powerful pre-built integrations to core business applications.

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Intuit ProConnect Tax logo

Tax management software

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ProConnect Tax is a cloud-based tax management software designed to help businesses of all sizes manage payments, documents, batch processing, electronic filing, and more via a unified portal. The platform allows organizations to create and share documents with internal and external stakeholders, access various forms, and import client data from external accounting systems.

Read more about Intuit ProConnect Tax

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TaxCloud logo

Calculate, collect, and file your sales tax with ease.

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Calculate, collect, and file your sales tax with ease using TaxCloud. Ensure 100% accuracy across all 13,000+ US jurisdictions. Delegate tax reporting to us and save hours each month. Say goodbye to manual filing and let TaxCloud automate it for you.

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Capium logo

Accounting platform for payroll specialists & bookkeepers

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Capium is a tax-compliant cloud-based accounting solution with data entry and corporate tax filing capabilities for filing UK taxes. It is a fully integrated suite of core accounting services, including bookkeeping, payroll, accounts production, corporation tax, self-assessment, practice management, anti-money laundering, and more.

Read more about Capium

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IRIS Elements logo

All-in-one cloud-native accounting solution

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IRIS Elements is a cloud-based accounting solution that simplifies day-to-day operations, automates complex tasks, and provides enterprise-level security for start-ups, small/medium practices, and bookkeepers.

Offers a no-obligation 30-day free trial.

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TaxCalc logo

Tax practice management tool for accountants & tax advisors

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TaxCalc is a tax practice management solution designed to help accountants, tax advisors, and finance professionals manage clients, calculate tax returns, prepare financial statements, and more. It enables finance teams file clients’ tax returns, validate entries, and monitor due dates.

Read more about TaxCalc

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made.simplr logo

R&D tax credit software for accountants

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made.simplr is a cloud-based R&D tax credit software that simplifies the R&D claim process, removes the burden of preparing a claim. The software is fully integrated with Xero.

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neo.tax logo

R&D Tax Credit software for startups and accountants

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Neo.Tax has automated the R&D Tax Credit for startups. In 30 minutes, you can prepare your R&D claim on your own or with the support of our team and get up to $250k back from your eligible R&D expenses. Not profitable? No problem, apply the credit to your payroll taxes.

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BTCSoftware logo

Helping accountants succeed through software since 1999.

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BTCSoftware is perfect for accountants and finance professionals who need their software to easily handle their tax work and deadlines.

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getW9 logo
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Web-based corporate tax system for handling W-9 forms

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getW9 is an online system that automates and streamlines the IRS Form W-9 collection and management processes.

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Mekari Klikpajak logo
(0)

Cloud-based corporate tax solution

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Klikpajak is a cloud-based solution for emerging and established enterprises across Indonesia. Mekari Klikpajak is an official online tax payment and reports solution from the Indonesian Directorate General of Taxes.

Read more about Mekari Klikpajak

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Taxable Employee Benefits logo
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TEB tracks, reports, & calculates taxable employee benefits

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Taxable Employee Benefits enables companies to stay in compliance with the latest taxable benefits regulations by delivering the required level of checks, controls, and calculations of consumer-style spending subject to taxable employee/fringe benefits.

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VATBox logo
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Blue dot VATBox automates VAT reclaim and compliance

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Blue Dot VATBox automates VAT compliance and reclaim by identifying and calculating eligible and qualified VAT spending along with countries' tax laws and regulations and company policy. VATBox enables businesses to reclaim VAT while ensuring full compliance with tax and financial authorities.

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ONESOURCE Statutory Reporting logo
(0)

Easing global financial statement prep.

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ONESOURCE Statutory Reporting is leading cloud-based disclosure management software helping organizations remain compliant in over 45 jurisdictions. A global platform that supports you locally, ONESOURCE Statutory Reporting software includes local language country-specific reporting templates and timely best-practice content updates from Big Four accounting firms and in-house content experts.

Read more about ONESOURCE Statutory Reporting

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